3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php if(version_compare(PHP_VERSION, '5.0') <= 0) { die('Skipped'); } // Setup $class = 'Concrete5_Model_User'; $count = 1000; // Warm up for($i = 0; $i < $count; $i++) { strpos($class, 'Concrete5_Model'); } // Test - case sensitive $t0 = microtime(true); for($i = 0; $i < $count; $i++) { strpos($class, 'Concrete5_Model'); } $deltaCS = microtime(true) - $t0; // Test - case insensitive $t0 = microtime(true); for($i = 0; $i < $count; $i++) { stripos($class, 'Concrete5_Model'); } $deltaCI = microtime(true) - $t0; echo "case sensitive: ", round($deltaCS * 1000, 2), "\n"; echo "case insensitive: ", round($deltaCI * 1000, 2), "\n"; echo "case sensitive gain: ", round(100 - $deltaCI * 100 / $deltaCS, 2), "%\n";
Output for 7.1.0
case sensitive: 0.1 case insensitive: 0.33 case sensitive gain: -233.65%
Output for 7.0.14
case sensitive: 0.08 case insensitive: 0.24 case sensitive gain: -213%
Output for 7.0.6
case sensitive: 0.05 case insensitive: 0.16 case sensitive gain: -211.47%
Output for 7.0.5
case sensitive: 0.06 case insensitive: 0.18 case sensitive gain: -200.81%
Output for 7.0.4
case sensitive: 0.05 case insensitive: 0.18 case sensitive gain: -257.42%
Output for 7.0.3
case sensitive: 0.05 case insensitive: 0.14 case sensitive gain: -221.69%
Output for 7.0.2
case sensitive: 0.04 case insensitive: 0.15 case sensitive gain: -246.2%
Output for 7.0.1
case sensitive: 0.04 case insensitive: 0.13 case sensitive gain: -229.07%
Output for 7.0.0
case sensitive: 0.05 case insensitive: 0.16 case sensitive gain: -227.62%
Output for hhvm-3.12.0
case sensitive: 0.11 case insensitive: 0.12 case sensitive gain: -9.05%
Output for hhvm-3.10.0
case sensitive: 0.12 case insensitive: 0.12 case sensitive gain: -2.36%
Output for 5.6.21
case sensitive: 0.19 case insensitive: 0.28 case sensitive gain: -49.74%
Output for 5.6.20
case sensitive: 0.19 case insensitive: 0.28 case sensitive gain: -48.97%
Output for 5.6.19
case sensitive: 0.13 case insensitive: 0.19 case sensitive gain: -43.95%
Output for 5.3.11, 5.6.18
case sensitive: 0.16 case insensitive: 0.2 case sensitive gain: -24.15%
Output for 5.6.17
case sensitive: 0.16 case insensitive: 0.25 case sensitive gain: -49.71%
Output for 5.6.16
case sensitive: 0.14 case insensitive: 0.2 case sensitive gain: -46.61%
Output for 5.6.15
case sensitive: 0.19 case insensitive: 0.26 case sensitive gain: -36.7%
Output for 5.6.14
case sensitive: 0.18 case insensitive: 0.28 case sensitive gain: -57.99%
Output for 5.6.13
case sensitive: 0.18 case insensitive: 0.27 case sensitive gain: -50.87%
Output for 5.6.12
case sensitive: 0.18 case insensitive: 0.27 case sensitive gain: -49.02%
Output for 5.6.11
case sensitive: 0.13 case insensitive: 0.18 case sensitive gain: -40.72%
Output for 5.6.10
case sensitive: 0.16 case insensitive: 0.26 case sensitive gain: -56.1%
Output for 5.6.9
case sensitive: 0.19 case insensitive: 0.24 case sensitive gain: -25.35%
Output for 5.6.8
case sensitive: 0.11 case insensitive: 0.17 case sensitive gain: -47.68%
Output for 5.6.7
case sensitive: 0.12 case insensitive: 0.18 case sensitive gain: -55.76%
Output for 5.5.35
case sensitive: 0.19 case insensitive: 0.29 case sensitive gain: -51.73%
Output for 5.5.34
case sensitive: 0.19 case insensitive: 0.3 case sensitive gain: -57.05%
Output for 5.5.33
case sensitive: 0.12 case insensitive: 0.18 case sensitive gain: -53.85%
Output for 5.5.32
case sensitive: 0.18 case insensitive: 0.27 case sensitive gain: -50.13%
Output for 5.5.31
case sensitive: 0.12 case insensitive: 0.19 case sensitive gain: -54.27%
Output for 5.5.30
case sensitive: 0.12 case insensitive: 0.18 case sensitive gain: -49.61%
Output for 5.5.29
case sensitive: 0.17 case insensitive: 0.27 case sensitive gain: -57.78%
Output for 5.5.28
case sensitive: 0.17 case insensitive: 0.26 case sensitive gain: -49.73%
Output for 5.5.27
case sensitive: 0.12 case insensitive: 0.16 case sensitive gain: -38.4%
Output for 5.5.26
case sensitive: 0.16 case insensitive: 0.23 case sensitive gain: -44.19%
Output for 5.5.25
case sensitive: 0.11 case insensitive: 0.17 case sensitive gain: -48.85%
Output for 5.5.24
case sensitive: 0.2 case insensitive: 0.28 case sensitive gain: -43.22%
Output for 5.4.45
case sensitive: 0.12 case insensitive: 0.19 case sensitive gain: -51.34%
Output for 5.4.44
case sensitive: 0.11 case insensitive: 0.16 case sensitive gain: -50.33%
Output for 5.4.43
case sensitive: 0.11 case insensitive: 0.17 case sensitive gain: -53.64%
Output for 5.4.42
case sensitive: 0.11 case insensitive: 0.17 case sensitive gain: -51.27%
Output for 5.4.41
case sensitive: 0.11 case insensitive: 0.17 case sensitive gain: -52.3%
Output for 5.4.40
case sensitive: 0.11 case insensitive: 0.17 case sensitive gain: -53.73%
Output for 5.4.39
case sensitive: 0.11 case insensitive: 0.17 case sensitive gain: -47.89%
Output for 5.4.38
case sensitive: 0.11 case insensitive: 0.19 case sensitive gain: -73.61%
Output for 5.4.37
case sensitive: 0.1 case insensitive: 0.15 case sensitive gain: -49.08%
Output for 5.4.36
case sensitive: 0.11 case insensitive: 0.16 case sensitive gain: -48.8%
Output for 5.4.35
case sensitive: 0.11 case insensitive: 0.16 case sensitive gain: -49.01%
Output for 5.4.34
case sensitive: 0.11 case insensitive: 0.17 case sensitive gain: -51.88%
Output for 5.4.32
case sensitive: 0.12 case insensitive: 0.17 case sensitive gain: -43.4%
Output for 5.4.31
case sensitive: 0.11 case insensitive: 0.17 case sensitive gain: -51.24%
Output for 5.4.30
case sensitive: 0.12 case insensitive: 0.17 case sensitive gain: -44.93%
Output for 5.4.29
case sensitive: 0.12 case insensitive: 0.17 case sensitive gain: -44.4%
Output for 5.4.6, 5.4.28
case sensitive: 0.12 case insensitive: 0.18 case sensitive gain: -47.83%
Output for 5.4.27
case sensitive: 0.11 case insensitive: 0.17 case sensitive gain: -54.85%
Output for 5.4.26
case sensitive: 0.12 case insensitive: 0.18 case sensitive gain: -53.39%
Output for 5.4.25
case sensitive: 0.11 case insensitive: 0.17 case sensitive gain: -48.12%
Output for 5.4.24
case sensitive: 0.12 case insensitive: 0.18 case sensitive gain: -56.31%
Output for 5.4.23
case sensitive: 0.12 case insensitive: 0.18 case sensitive gain: -52.36%
Output for 5.4.22
case sensitive: 0.12 case insensitive: 0.18 case sensitive gain: -57.23%
Output for 5.4.21
case sensitive: 0.12 case insensitive: 0.18 case sensitive gain: -54.58%
Output for 5.4.20
case sensitive: 0.13 case insensitive: 0.18 case sensitive gain: -39.77%
Output for 5.4.19
case sensitive: 0.12 case insensitive: 0.17 case sensitive gain: -43.38%
Output for 5.4.18
case sensitive: 0.12 case insensitive: 0.19 case sensitive gain: -59.25%
Output for 5.4.17
case sensitive: 0.12 case insensitive: 0.17 case sensitive gain: -49.9%
Output for 5.4.4, 5.4.16
case sensitive: 0.12 case insensitive: 0.17 case sensitive gain: -50.21%
Output for 5.4.15
case sensitive: 0.11 case insensitive: 0.17 case sensitive gain: -52.72%
Output for 5.4.14
case sensitive: 0.12 case insensitive: 0.18 case sensitive gain: -49.11%
Output for 5.4.13
case sensitive: 0.12 case insensitive: 0.17 case sensitive gain: -46.41%
Output for 5.4.12
case sensitive: 0.12 case insensitive: 0.17 case sensitive gain: -49.8%
Output for 5.4.11
case sensitive: 0.12 case insensitive: 0.17 case sensitive gain: -46.67%
Output for 5.4.1, 5.4.10
case sensitive: 0.12 case insensitive: 0.18 case sensitive gain: -54.45%
Output for 5.4.9
case sensitive: 0.11 case insensitive: 0.17 case sensitive gain: -48.96%
Output for 5.4.8
case sensitive: 0.12 case insensitive: 0.17 case sensitive gain: -48.68%
Output for 5.4.7
case sensitive: 0.12 case insensitive: 0.18 case sensitive gain: -52.06%
Output for 5.4.2, 5.4.5
case sensitive: 0.11 case insensitive: 0.17 case sensitive gain: -52.28%
Output for 5.4.3
case sensitive: 0.11 case insensitive: 0.17 case sensitive gain: -49.79%
Output for 5.4.0
case sensitive: 0.12 case insensitive: 0.17 case sensitive gain: -51.97%
Output for 5.3.29
case sensitive: 0.15 case insensitive: 0.2 case sensitive gain: -32.58%
Output for 5.3.28
case sensitive: 0.15 case insensitive: 0.2 case sensitive gain: -35.93%
Output for 5.3.27
case sensitive: 0.15 case insensitive: 0.2 case sensitive gain: -30.49%
Output for 5.3.26
case sensitive: 0.15 case insensitive: 0.21 case sensitive gain: -39.13%
Output for 5.3.25
case sensitive: 0.15 case insensitive: 0.2 case sensitive gain: -35.75%
Output for 5.3.24
case sensitive: 0.15 case insensitive: 0.2 case sensitive gain: -38.17%
Output for 5.3.23
case sensitive: 0.15 case insensitive: 0.2 case sensitive gain: -27.24%
Output for 5.3.22
case sensitive: 0.16 case insensitive: 0.21 case sensitive gain: -32.49%
Output for 5.3.21
case sensitive: 0.15 case insensitive: 0.2 case sensitive gain: -35.07%
Output for 5.3.20
case sensitive: 0.15 case insensitive: 0.21 case sensitive gain: -33.75%
Output for 5.3.19
case sensitive: 0.15 case insensitive: 0.39 case sensitive gain: -155.45%
Output for 5.3.18
case sensitive: 0.17 case insensitive: 0.2 case sensitive gain: -17.57%
Output for 5.3.17
case sensitive: 0.15 case insensitive: 0.2 case sensitive gain: -34.82%
Output for 5.3.16
case sensitive: 0.16 case insensitive: 0.21 case sensitive gain: -32.11%
Output for 5.3.15
case sensitive: 0.16 case insensitive: 0.2 case sensitive gain: -28.34%
Output for 5.3.14
case sensitive: 0.15 case insensitive: 0.22 case sensitive gain: -40.5%
Output for 5.3.13
case sensitive: 0.15 case insensitive: 0.2 case sensitive gain: -29.88%
Output for 5.3.12
case sensitive: 0.17 case insensitive: 0.2 case sensitive gain: -16.88%
Output for 5.3.10
case sensitive: 0.15 case insensitive: 0.21 case sensitive gain: -34.58%
Output for 5.3.9
case sensitive: 0.15 case insensitive: 0.2 case sensitive gain: -31.5%
Output for 5.3.8
case sensitive: 0.23 case insensitive: 0.34 case sensitive gain: -48.92%
Output for 5.3.7
case sensitive: 0.19 case insensitive: 0.26 case sensitive gain: -37.18%
Output for 5.3.6
case sensitive: 0.15 case insensitive: 0.22 case sensitive gain: -39.63%
Output for 5.3.5
case sensitive: 0.16 case insensitive: 0.2 case sensitive gain: -21.24%
Output for 5.3.4
case sensitive: 0.15 case insensitive: 0.2 case sensitive gain: -31.89%
Output for 5.3.3
case sensitive: 0.15 case insensitive: 0.2 case sensitive gain: -28.82%
Output for 5.3.2
case sensitive: 0.16 case insensitive: 0.2 case sensitive gain: -24.3%
Output for 5.3.1
case sensitive: 0.15 case insensitive: 0.2 case sensitive gain: -29.08%
Output for 5.3.0
case sensitive: 0.15 case insensitive: 0.2 case sensitive gain: -30.91%
Output for 5.2.17
case sensitive: 0.15 case insensitive: 0.21 case sensitive gain: -45.78%
Output for 5.2.16
case sensitive: 0.15 case insensitive: 0.21 case sensitive gain: -42.38%
Output for 5.2.15
case sensitive: 0.15 case insensitive: 0.21 case sensitive gain: -43.04%
Output for 5.2.14
case sensitive: 0.15 case insensitive: 0.21 case sensitive gain: -43.95%
Output for 5.2.13
case sensitive: 0.15 case insensitive: 0.21 case sensitive gain: -43.79%
Output for 5.2.12
case sensitive: 0.14 case insensitive: 0.21 case sensitive gain: -48.17%
Output for 5.2.11
case sensitive: 0.15 case insensitive: 0.21 case sensitive gain: -43.8%
Output for 5.2.10
case sensitive: 0.15 case insensitive: 0.22 case sensitive gain: -50.65%
Output for 5.2.9
case sensitive: 0.14 case insensitive: 0.21 case sensitive gain: -44.54%
Output for 5.2.8
case sensitive: 0.14 case insensitive: 0.21 case sensitive gain: -45.64%
Output for 5.2.7
case sensitive: 0.15 case insensitive: 0.21 case sensitive gain: -46.08%
Output for 5.2.6
case sensitive: 0.14 case insensitive: 0.21 case sensitive gain: -44.9%
Output for 5.2.5
case sensitive: 0.19 case insensitive: 0.21 case sensitive gain: -12.11%
Output for 5.2.4
case sensitive: 0.15 case insensitive: 0.24 case sensitive gain: -61.75%
Output for 5.2.3
case sensitive: 0.14 case insensitive: 0.21 case sensitive gain: -47.35%
Output for 5.2.2
case sensitive: 0.14 case insensitive: 0.22 case sensitive gain: -51.49%
Output for 5.2.1
case sensitive: 0.14 case insensitive: 0.21 case sensitive gain: -53.17%
Output for 5.2.0
case sensitive: 0.14 case insensitive: 0.26 case sensitive gain: -79.97%
Output for 5.1.6
case sensitive: 0.14 case insensitive: 0.2 case sensitive gain: -44.6%
Output for 5.1.5
case sensitive: 0.14 case insensitive: 0.2 case sensitive gain: -47.09%
Output for 5.1.4
case sensitive: 0.14 case insensitive: 0.2 case sensitive gain: -45.74%
Output for 5.1.3
case sensitive: 0.14 case insensitive: 0.2 case sensitive gain: -41.96%
Output for 5.1.2
case sensitive: 0.13 case insensitive: 0.2 case sensitive gain: -47.58%
Output for 5.1.1
case sensitive: 0.14 case insensitive: 0.2 case sensitive gain: -44.66%
Output for 5.1.0
case sensitive: 0.13 case insensitive: 0.2 case sensitive gain: -50.36%
Output for 5.0.5
case sensitive: 0.5 case insensitive: 0.42 case sensitive gain: 17.33%
Output for 5.0.4
case sensitive: 0.27 case insensitive: 0.34 case sensitive gain: -27.22%
Output for 5.0.3
case sensitive: 0.26 case insensitive: 0.35 case sensitive gain: -32.76%
Output for 5.0.2
case sensitive: 0.27 case insensitive: 0.34 case sensitive gain: -29.78%
Output for 5.0.1
case sensitive: 0.26 case insensitive: 0.32 case sensitive gain: -24.77%
Output for 5.0.0
case sensitive: 0.26 case insensitive: 0.34 case sensitive gain: -29.99%
Output for 4.3.0 - 4.4.9
Skipped